Which has a bigger cup — Bruno Tilz 214-14 AL or Yamaha SL-48DL?

The Bruno Tilz 214-14 AL has a cup diameter of 26.00 mm / 1.0236 in compared to 25.25 mm / 0.9941 in on the Yamaha SL-48DL — a difference of 0.75 mm / 0.0295 in. A wider cup generally produces a fuller, darker tone but requires more air support.

How does cup depth compare between Bruno Tilz 214-14 AL and Yamaha SL-48DL?

Both mouthpieces share a deep cup depth, so the sound character from depth alone will be very similar.

Bruno Tilz 214-14 AL vs Yamaha SL-48DL

Name: Yamaha SL-48DL
Brand: Yamaha

The Bruno Tilz 214-14 AL has a wider cup diameter, the Bruno Tilz 214-14 AL has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material

The width of the rim surface that contacts the lips. Wider rims improve endurance; narrower rims improve flexibility.

Mouthpiece A

Bruno Tilz 214-14 AL

• Trombone

Catalog

Rim width—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Mouthpiece B

Yamaha SL-48DL

• Trombone

Rim width—

Best suited for

🎻Orchestral playing — large cup for full, dark tone

📣High-volume projection — open throat for power

Which is better?

Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.

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Bruno Tilz 214-14 AL vs Yamaha SL-48DL

Playing Characteristics

What Do These Model Names Mean?

What Changes If You Switch?

Which is better?

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